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South Yorkshire · England

Wall tie replacement in South Yorkshire

We carry out wall tie replacement across South Yorkshire, from the larger towns to smaller places nearby. Parts of South Yorkshire have clay that can shrink near trees in dry spells. Every job starts with the cause, then the repair is specified to match it.

Guide price from£1,700per house inc VAT

Drilling a mortar joint for a remedial wall tie on a 1960s cavity wall
Area
South Yorkshire
Pricing region
Yorkshire and the Humber
Ground
Clay in parts
Towns listed
15

Is South Yorkshire prone to ground movement?

South Yorkshire lies largely on the Coal Measures, with a long history of shallow and deep mining around Barnsley, Rotherham and Doncaster. Sheffield's hillside sites add retaining walls and steep ground to the mix.

Historic coal workings are recorded beneath parts of South Yorkshire, and a coal mining search is worth checking where movement is unexplained. Housing stock in South Yorkshire: Brick and stone terraces, colliery housing, inter-war council estates and post-war semis.

Is it time for wall tie replacement? Common signs

  • The roof edge or verge lifting slightly above the brickwork
  • Horizontal cracks along mortar joints, repeating every few brick courses
  • Outer brickwork bowing or bulging, often worst near the top
  • Mortar joints that look wider or opened up on one elevation

What should you budget for wall tie replacement in South Yorkshire?

The ranges below reflect typical Yorkshire and the Humber costs for wall tie replacement, including VAT. Scaffold, access and making good can push a job to the top of the range.

Guide prices inc VAT on Yorkshire and the Humber rates. Items marked est. are our estimates.
ItemGuide pricePer
Mid-terrace houseest.£1,700 – £3,300per house
Semi-detached house£2,400 – £4,750per house
Detached houseest.£3,300 – £6,650per house
Scaffolding where neededest.£570 – £1,700per elevation

Repair options we may recommend

Partial rebuild of the outer leaf

If a section of the outer leaf has bulged too far to be tied back, it is carefully taken down and rebuilt with new ties built in as the work goes up. This is uncommon, and is usually limited to a gable top, a parapet or a panel under a window.

Best for: Outer leaf too distorted to tie back safely

Isolating the old ties

Where the old ties are swelling and cracking the brickwork, fitting new ties alone may not stop further damage. Each old tie can be isolated, usually by cutting it through within the cavity or sleeving its outer end, so it can no longer lift the outer leaf as it continues to corrode.

Best for: Thick mild steel ties still causing horizontal cracking

Remedial tie installation

New stainless ties are drilled through the outer leaf into the inner leaf, then fixed by mechanical expansion or resin, depending on the masonry. They are placed to a set grid across each elevation, with extra ties around openings and at the edges. Holes are made good in matching mortar.

Best for: Walls where the original ties have failed or are missing

What to expect when we carry out wall tie replacement

  1. Tie survey

    A metal detector locates the existing ties and shows their pattern. Small holes are then drilled at sample points and a borescope passed into the cavity to see the tie condition, type and embedment. The holes are made good afterwards.

  2. Access

    Ties are fitted across the whole of each affected elevation, so scaffold or a tower is usually needed above ground floor. We plan access around conservatories, extensions, neighbours’ land and any parking that must be suspended.

  3. Deal with the old ties and make good

    Old ties are isolated or removed where the report calls for it, cracked joints are raked out and repointed, and drilled holes are filled in matching mortar. A written note of tie positions and findings goes in your property file.

Wall tie replacement: corroded ties isolated and new remedial ties fixed across the cavityCAVITYOLD TIECORRODEDNEW REMEDIALTIEINDICATIVE · NOT TO SCALE
Wall tie replacement: corroded ties isolated and new remedial ties fixed across the cavity. Indicative drawing, not to scale.

Do you need approval for wall tie replacement in England?

Like-for-like repairs such as crack stitching and repointing do not usually need building control approval in England, but anything that changes or strengthens the structure, such as underpinning or rebuilding a wall, does. If the work touches a party wall, the Party Wall etc. Act 1996 may apply.

Towns in South Yorkshire we cover for wall tie replacement

Your wall tie replacement questions

Is the ground in South Yorkshire prone to subsidence?

South Yorkshire lies largely on the Coal Measures, with a long history of shallow and deep mining around Barnsley, Rotherham and Doncaster. Sheffield's hillside sites add retaining walls and steep ground to the mix. Historic coal workings are recorded beneath parts of South Yorkshire, and a coal mining search is worth checking where movement is unexplained. Only an investigation on site can say why a particular building has moved.

How much will wall tie replacement cost in South Yorkshire?

On Yorkshire and the Humber rates, wall tie replacement starts from about £1,700 per house, including VAT. The written price depends on the extent of the damage, access and whether an engineer or building control is needed.

Will a mortgage lender accept wall tie replacement?

Lenders generally accept properly carried out tie replacement, but they may want to see the survey, the quote or a record of the completed work. If a valuation has flagged wall ties, a written report and itemised quote are usually what the lender or buyer needs next.

Can wall ties be replaced on a rendered house?

Yes, new ties can be fitted through render, with each drill hole made good afterwards. The repairs can show on painted render, so redecoration of the affected elevation is often worth including. Render can also hide the cracking pattern, so a survey matters more.

Is wall tie failure covered by insurance?

Usually not, because insurers treat it as gradual deterioration. Damage caused by a sudden event, such as part of a wall collapsing in a storm, may be treated differently under some policies. Check your policy wording, and tell your insurer if you are unsure.

Other structural repairs in South Yorkshire

Next step

Send us photos of the crack or movement

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